NAME
    isobj - whether a value is an object

SYNOPSIS
    isobj(x)

TYPES
    x		any, &any

    return	int

DESCRIPTION
    Determine if x is an object.  This function will return 1 if x is
    an object, 0 otherwise.

EXAMPLE
    > obj surd {a, b} a;
    > print isobj(a), isobj(1)
    1 0

LIMITS
    none

LIBRARY
    none

SEE ALSO
    obj,
    isassoc, isatty, isblk, isconfig, isdefined, iserror, iseven, isfile,
    ishash, isident, isint, islist, ismat, ismult, isnull, isnum,
    isobjtype, isodd, isprime, isrand, israndom, isreal, isrel,
    issimple, issq, isstr, istype